<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<form action="" method="post">
			<fieldset id="">
				<legend>输入用户名</legend>
				
				<label for="user">用户名:</label>
				
				<input type="text" name="" id="user" value="" />
				<input type="submit" />
				
				
			</fieldset>
			
		</form>
	</body>
</html>
